John was piloting a plane behind a car but was never able to overtake it. Why?

What have one eye but still cannot see?

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

What country can make you shiver?

There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

What jumps when it walks and sits when it stands?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

There is something which is always coming but never arrives?

A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?